All upgradable epic quality items introduced in Patch 5.4 (items found in Siege of Orgrimmar and Timeless Isle) are now eligible to be upgraded an additional 2 times for a total increase of 16 item levels.Increased berserk timer for Garrosh Hellscream to 25 minutes (up from 18 minutes) on Raid Finder difficulty.General Nazgrim no longer calls in an additional wave of forces at 10% health on Raid Finder difficulty.Burst of Speed can now be activated to remove movement-slowing effects even if another movement speed bonus such as Sprint is already present (the speed bonuses will still not stack).Resolved an issue where Cat Form's movement speed bonus was stacking incorrectly with Warrior's version of Stampeding Shout granted via Symbiosis.The reasons for this hotfix build are not specifically known, but there could be an official blog upcoming detailing some related hotfixes. Build 18224 appeared on the PTR on May 7, 2014, almost two months after the unofficially named Patch 5.4.7hotfix3 build 18019 that was released on February 12, 2014. Patch 5.4.8 build 18291 went live on less than a week after build 18273 appeared on the PTR on May 15, 2014.
